OT-2026-000004618
Publication integrity record
Porous face vacuum gripper, three outlet manifold, plant vacuum fed, contact triggered on the face
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000004618) never changes.
Identity and time
| Publication number | OT-2026-000004618 · never reused |
|---|---|
| Internal UUID | 01a0a91d-e1c8-7711-8ee9-5cdc47b2a785 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:28:22.987347Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004618 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5a45ce493c0b314233a860fe04c7e4653a01256a0539a5449236003b1b31ec83 |
|---|---|
| Markdown | 15812012a8ddf3e6c5d899bf58eb2c0352d3c2f330779b827148de4fa99cfbf6 |
| Publication page | d2bc39c9cb83b2262056b0139d08e4bc80160f9342150a21968fe0aae83837aa |
| Manifest | 959518a75aa8e6a24c66d97743f39297cbd2f2372c401d382e8fb03cab341e65 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | sUHThokcEfXCI++1bQjvNGBp9jgXS7slEYTvvDpB4vh8isu/QoTrI+q4uBtHumZT/3mBHqqguExafD+THdQhBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:30:08.481599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004618observed d2bc39c9cb83b2262056b0139d08e4bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:08.468695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004618/manifest.jsonobserved 959518a75aa8e6a24c66d97743f39297...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:08.451284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004618/publication.mdobserved 15812012a8ddf3e6c5d899bf58eb2c03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:08.438518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004618/publication.txtobserved 5a45ce493c0b314233a860fe04c7e465...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|